25008237

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^2$

素因数の和:139

約数の個数: 48

約数和(自身を含む): 41352000

約数和(自身を除く): 16343763

約数列:

[1, 3, 9, 19, 27, 29, 41, 57, 87, 123, 171, 261, 369, 513, 551, 779, 783, 1107, 1189, 1653, 1681, 2337, 3567, 4959, 5043, 7011, 10701, 14877, 15129, 21033, 22591, 31939, 32103, 45387, 48749, 67773, 95817, 146247, 203319, 287451, 438741, 609957, 862353, 926231, 1316223, 2778693, 8336079, 25008237]

約数ペア:

[(1, 25008237), (3, 8336079), (9, 2778693), (19, 1316223), (27, 926231), (29, 862353), (41, 609957), (57, 438741), (87, 287451), (123, 203319), (171, 146247), (261, 95817), (369, 67773), (513, 48749), (551, 45387), (779, 32103), (783, 31939), (1107, 22591), (1189, 21033), (1653, 15129), (1681, 14877), (2337, 10701), (3567, 7011), (4959, 5043)]